taxes Property Tax Assistance

2021 Confidence Interval Detail

Erath County
072-904/Bluff Dale ISD

Category Summary

(1)
Category 		(1)
Local
Value 		(1)
Stratum
Ratio 		(1)
State
Value 		(2)
Sample
Size 		(3)
Total
Parcels
Stratum
Variance
A 16,221,750 0.8422 19,261,161 10 101 0.114671107
A 17,943,390 1.0653 16,843,509 12 64 0.029258056
A 26,954,760 1.1120 24,239,892 10 78 0.048121066
A 37,330,890 1.0522 35,478,892 10 79 0.016833147
C1 5,884,490 0.8613 6,832,103 35 337 0.194719248
C1 398,420 0.9917 401,755 9 14 0.008167517
C1 735,390 1.1025 667,020 10 23 0.024385608
C1 20,615,280 0.9630 21,407,352 48 433 0.135175556
E 54,974,090 1.0215 53,817,024 20 254 0.076091173
Random Totals: 181,058,460 178,948,708 164 1,383
CATG D1 EXCEPTION VALUES: 4,569,060 3,221,596
CATG J EXCEPTION VALUES: 10,058,580 10,553,364
Total Test Values 195,686,100 192,723,668

Margin of Error

Margin of Error Percent: 5.0000000
Margin of Error Value: 9,636,183

Confidence Interval Values(5)

Local Test Value: 195,686,100 WITHIN CONFIDENCE INTERVAL
State Lower Limit: 183,087,485 (State Test Value minus Margin of Error Percent)
State Upper Limit: 202,359,851 (State Test Value plus Margin of Error Percent)

Sources:
(1) See Stratified Category Worksheet Reports PTS236, PTS430
(2) Number of parcels sampled by staff
(3) Total Category Parcels from Stratification Report, Appraisal Roll, or Self-report
(4) Includes any parcels in A, B, C, D2, E, F1, G1, G2, or L1 marked as exception properties
(5) Unstudied categories and sub-categories were not included in the Confidence Interval Values